Product Name:Multi-parameter gas meter
Product model:CD4
CD4 multi-parameter tester portable detector gas detector.
Multi-parameter gas detector is mainly for carbon monoxide, hydrogen sulfide, oxygen, methane gas detection and limit alarm.
Scope: Applicable in the coal mine or underground pipes, tunnels and other underground works bidirectional gas detection.
Applicable Personnel: It is for professional and technical personnel, operating personnel, leadership and all other operations personnel.
Specifications:
The use of advanced 32-bit microcontroller as a control unit. One-button operation, simple and reliable. Real-time battery voltage display. Provides real-time residual voltage display. Battery undervoltage tips and automatic shutdown, extend battery life. Replaceable modular sensor. Calibration concentration plant is adjustable, convenient user calibration. High concentrations of combustible gas sensor protection function. Triple sound, light, vibration alarm, attract attention. Integrated data record function and alarm function. Streamlined appearance design, high waterproof and dustproof design (IP65), ABS chemical defense design, beautiful and easy, feel is very strong. Can be set up to adjust stations. Provide real time clock display. Automatic calibration function and reduce the measurement error. Boot self-checking function, integration as TWA and STEL alarm function. To analyze data backup, and PC communication, processing and statistical functions.
Applicable Environmental Conditions
a) Temperature：－20℃ ～ 50℃
b) Relative humidity：≤ 95％ RH (no condensation)
Security Features
a)Explosion-proof type:Mine intrinsically safe.
b) Explosion-proof marks: Exib Ⅰ
CD4 multi-parameter tester portable detector gas detector
The designated by the state statutory authority to review and test.
Execution standard number: Q/ZCM016-2008
